diff --git a/flake.nix b/flake.nix
index 25ed77cd..ac69a570 100644
--- a/flake.nix
+++ b/flake.nix
@@ -16,7 +16,7 @@
         pkgs = (import nixpkgs) {
           inherit system;
           overlays = [
-            ( import ./hdf5.nix )
+            ( import ./nix/overlays/hdf5.nix )
           ];
         };
 
diff --git a/hdf5.nix b/nix/overlays/hdf5.nix
similarity index 100%
rename from hdf5.nix
rename to nix/overlays/hdf5.nix